Immix Biopharma Announces 72-Patient NXC-201 Clinical Data at the IMS 20th Annual Meeting, 95% Overall Response Rate in Multiple Myeloma Immix Biopharma Announces 72-Patient NXC-201 Clinical Data at the IMS 20th Annual Meeting, 95% Overall Response Rate in Multiple Myeloma 95% overall response rate observed in relapsed/refractory multiple myeloma patients not previously treated with BCMA-targeted therapy. Median progression free survival (mPFS) was 12.9 months as of the July 17, 2023 data cut-of